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C38000 Brass vs. SAE-AISI 5150 Steel

C38000 brass belongs to the copper alloys classification, while SAE-AISI 5150 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C38000 brass and the bottom bar is SAE-AISI 5150 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 17
21
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 39
73
Shear Strength, MPa 230
360
Tensile Strength: Ultimate (UTS), MPa 380
580
Tensile Strength: Yield (Proof), MPa 120
350

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 110
420
Melting Completion (Liquidus), °C 800
1460
Melting Onset (Solidus), °C 760
1410
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 110
49
Thermal Expansion, µm/m-K 21
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.1
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 46
19
Embodied Water, L/kg 330
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
110
Resilience: Unit (Modulus of Resilience), kJ/m3 74
320
Stiffness to Weight: Axial, points 7.1
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 13
20
Strength to Weight: Bending, points 14
20
Thermal Diffusivity, mm2/s 37
13
Thermal Shock Resistance, points 13
17

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0
0.48 to 0.53
Chromium (Cr), % 0
0.7 to 0.9
Copper (Cu), % 55 to 60
0
Iron (Fe), % 0 to 0.35
97.2 to 98
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0.7 to 0.9
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
0
Residuals, % 0 to 0.5
0